3 Questions
What is the ideal mechanical advantage (IMA) of the jackscrew with a lever arm of 40 cm and a pitch of 5 mm?
500
If a jackscrew has a pitch of 3 mm and is 600 mm long, what is the actual mechanical advantage (AMA) when the efficiency is 30%?
150
For a jackscrew with a pitch of 3 mm and 600 mm long, if a force of 60 N must be applied when lifting a load of 25 kN, what is the ideal mechanical advantage (IMA)?
1257
Test your knowledge of jackscrews and mechanical advantage with these exam-style questions. Calculate the ideal mechanical advantage based on lever arms, pitch, and applied forces.
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